1639946112

素因数分解:

$2^7\times 3^1\times 7^3\times {\mathrm{12451}}^1$

素因数の和:12489

約数の個数: 128

約数和(自身を含む): 5080416000

約数和(自身を除く): 3440469888

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 96, 98, 112, 128, 147, 168, 192, 196, 224, 294, 336, 343, 384, 392, 448, 588, 672, 686, 784, 896, 1029, 1176, 1344, 1372, 1568, 2058, 2352, 2688, 2744, 3136, 4116, 4704, 5488, 6272, 8232, 9408, 10976, 12451, 16464, 18816, 21952, 24902, 32928, 37353, 43904, 49804, 65856, 74706, 87157, 99608, 131712, 149412, 174314, 199216, 261471, 298824, 348628, 398432, 522942, 597648, 610099, 697256, 796864, 1045884, 1195296, 1220198, 1394512, 1593728, 1830297, 2091768, 2390592, 2440396, 2789024, 3660594, 4183536, 4270693, 4781184, 4880792, 5578048, 7321188, 8367072, 8541386, 9761584, 11156096, 12812079, 14642376, 16734144, 17082772, 19523168, 25624158, 29284752, 33468288, 34165544, 39046336, 51248316, 58569504, 68331088, 78092672, 102496632, 117139008, 136662176, 204993264, 234278016, 273324352, 409986528, 546648704, 819973056, 1639946112]

約数ペア:

[(1, 1639946112), (2, 819973056), (3, 546648704), (4, 409986528), (6, 273324352), (7, 234278016), (8, 204993264), (12, 136662176), (14, 117139008), (16, 102496632), (21, 78092672), (24, 68331088), (28, 58569504), (32, 51248316), (42, 39046336), (48, 34165544), (49, 33468288), (56, 29284752), (64, 25624158), (84, 19523168), (96, 17082772), (98, 16734144), (112, 14642376), (128, 12812079), (147, 11156096), (168, 9761584), (192, 8541386), (196, 8367072), (224, 7321188), (294, 5578048), (336, 4880792), (343, 4781184), (384, 4270693), (392, 4183536), (448, 3660594), (588, 2789024), (672, 2440396), (686, 2390592), (784, 2091768), (896, 1830297), (1029, 1593728), (1176, 1394512), (1344, 1220198), (1372, 1195296), (1568, 1045884), (2058, 796864), (2352, 697256), (2688, 610099), (2744, 597648), (3136, 522942), (4116, 398432), (4704, 348628), (5488, 298824), (6272, 261471), (8232, 199216), (9408, 174314), (10976, 149412), (12451, 131712), (16464, 99608), (18816, 87157), (21952, 74706), (24902, 65856), (32928, 49804), (37353, 43904)]